import { login, getInfo } from '@/api/user'
import { getToken, setToken, removeToken,removeCookieToken } from '@/utils/auth'
import router, { resetRouter } from '@/router'

const state = {
    token: getToken(),
    name: '',
    avatar: require("/public/logo.png"), //默认头像
    userId: '',
    roles: null,
    roleName: "",
    platformAuth: "",
}

const mutations = {
    SET_TOKEN: (state, token) => {
        state.token = token
    },
    SET_NAME: (state, name) => {
        state.name = name
    },
    SET_AVATAR: (state, avatar) => {
        avatar && (state.avatar = avatar)

    },
    SET_ROLES: (state, roles) => {
        state.roles = roles
    },
    SET_USERID: (state, userId) => {
        state.userId = userId
    },
    SET_ROLENAME: (state, roleName) => {
        state.roleName = roleName
    },
    SET_PLATFORMAUTH: (state, platformAuth) => {
        state.platformAuth = platformAuth
    },
}

const actions = {
    // user login
    login ({ commit }, userInfo) {
        const { username, password } = userInfo
        return new Promise((resolve, reject) => {
            login({ username: username.trim(), password: password }).then(response => {
                const { data } = response
                commit('SET_TOKEN', data.token)
                setToken(data.token)
                resolve()
            }).catch(error => {
                reject(error)
            })
        })
    },

    // get user info
    getInfo ({ commit, state }) {
        return new Promise((resolve, reject) => {
            getInfo().then(response => {
                const { data } = response

                if (!data) {
                    reject('校验失败,请重新登录')
                }

                const { roleId, roleName, name, thumbAvatar, id, platformAuth } = data

                // roles must be a non-empty array
                if (!roleId) {
                    reject('getInfo: roles must be a non-null array!')
                }

                commit('SET_ROLES', roleId)
                commit('SET_NAME', name)
                commit('SET_AVATAR', thumbAvatar)
                commit('SET_USERID', id)
                commit('SET_ROLENAME', roleName)
                commit('SET_PLATFORMAUTH', platformAuth)
                resolve(data)
            }).catch(error => {
                reject(error)
            })
        })
    },

    // user logout
    logout ({ commit, state, dispatch, rootState }) {
        return new Promise((resolve, reject) => {
            commit('SET_TOKEN', '')
            commit('SET_ROLES', [])
            removeToken()
            removeCookieToken()
            resetRouter()
            // reset visited views and cached views
            // to fixed https://github.com/PanJiaChen/vue-element-admin/issues/2485
            dispatch('tagsView/delAllViews', null, { root: true })
            resolve()
        })
    },

    // remove token
    resetToken ({ commit }) {
        return new Promise(resolve => {
            commit('SET_TOKEN', '')
            commit('SET_ROLES', [])
            removeToken()
            removeCookieToken()
            resolve()
        })
    },

    // dynamically modify permissions
    async changeRoles ({ commit, dispatch }, role) {
        const token = role + '-token'

        commit('SET_TOKEN', token)
        setToken(token)

        const { roles } = await dispatch('getInfo')

        resetRouter()

        // generate accessible routes map based on roles
        const accessRoutes = await dispatch('permission/generateRoutes', roles, { root: true })
        // dynamically add accessible routes
        router.addRoutes(accessRoutes)

        // reset visited views and cached views
        dispatch('tagsView/delAllViews', null, { root: true })
    }
}

export default {
    namespaced: true,
    state,
    mutations,
    actions
}
